CBSE Class (IX & X) Summative Assessment-I: 2011

Subject – Science (Theory)

Time: 3 Hrs
Instructions:
i) The Questions Paper comprises of two sections, A and B, you are to attempt both the sections.
ii) All questions are compulsory.

Section A: 
1. Choose  Homogeneous mixture out of the following
a) Ink
b) milk
c) Brass
d) Muddy water

2. Velocity time Graph of a body is given in the following diagram

what Conclusion can be drawn about the velocity of the body from this Graph

Courtesy: cbse.nic.in